.top{
    width: 90%;
    border:solid 1px #eee;
    margin: 0 auto;
    background-color: #fff;
    box-shadow:2px 0 2px 0 #999;
    height: 150px;
}
.div{
    display: flex;
    margin-top: 30px; 
}
.div>div{
    display: flex;
    width: 250px;
    margin-left: 50px;
    line-height: 30px;
}
.div>div>input{
    width: 200px;
    height: 30px;
}
.button{
    margin-left: 80%;
}
.button>button{
    margin-right: 20px;
}